The metadata below describe the original scanning. Follow the "All Files: HTTP" link in the "View the book" box to the left to find XML files that contain more metadata about the original images and the derived formats (OCR results, PDF etc.). See also the What is the directory structure for the texts? FAQ for information about file content and naming conventions.
"The following pages are published for the most part in the form in which they were written during the summer of 1896 in competition for the members' prize [Cambridge University]"--Pref